CN110245243A - The method and apparatus of news retrieval, electronic equipment, computer-readable medium - Google Patents
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- CN110245243A CN110245243A CN201910538213.2A CN201910538213A CN110245243A CN 110245243 A CN110245243 A CN 110245243A CN 201910538213 A CN201910538213 A CN 201910538213A CN 110245243 A CN110245243 A CN 110245243A
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- G06F16/30—Information retrieval; Database structures therefor; File system structures therefor of unstructured textual data
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Abstract
Present disclose provides a kind of methods of news retrieval, this method comprises: determining first event；Search the first event in preset media event database, the media event database includes multiple news, multiple events, each news and at least one its corresponding to event correlation, it is interrelated at least partly to have related event；If finding the first event in the media event database, it is determined that recommend news, the recommendation news include: with the associated news of first event, and/or, with the associated news of second event associated with first event.The disclosure additionally provides the device, electronic equipment, computer-readable medium of a kind of news retrieval.
Description
Technical field
The embodiment of the present disclosure is related to database technical field, in particular to the method and apparatus of news retrieval, electronic equipment,
Computer-readable medium.
Background technique
In many instances it desirable to actively its interested news be pushed to user, to improve user experience；And give user
The premise for pushing news is first to determine which news is that user is interested, i.e., first to carry out news retrieval.
A kind of mode of news retrieval is searched and is browsed with user by modes such as keyword comparison, content Vectors matchings
The similar news of webpage (such as news), but this mode be substantially only found by a small amount of content in webpage it is similar new
It hears, information loss is big, and accuracy is poor, and interpretation is poor.
Another way is to collect a large amount of behaviors of user, and go out the hobby of user according to activity-summary, and recommend and like
Good matched news.But this mode must can just be carried out according to the data for a large number of users behavior collected in advance, it may
It is related to legal issue because of privacy etc., realizes difficulty, and be not used to new user (" cannot be cold-started ").
Summary of the invention
The embodiment of the present disclosure provides a kind of method and apparatus of news retrieval, electronic equipment, computer-readable medium.
In a first aspect, the embodiment of the present disclosure provides a kind of method of news retrieval comprising:
Determine first event；
The first event is searched in preset media event database, the media event database includes multiple new
Hear, multiple events, each news and at least one its corresponding to event correlation, at least partly have related event and mutually close
Connection；
If finding the first event in the media event database, it is determined that recommend news, the recommendation news
Include: with the associated news of first event, and/or, with the associated news of second event associated with first event.
In some embodiments, the method also includes:
Push the recommendation news.
In some embodiments, the determining first event includes:
Obtain the first news of user's browsing；
Determine that the corresponding event of first news is the first event.
In some embodiments, if finding the first event in the media event database, further includes:
If the news thing is added not in the media event database, by first news in first news
Part database, and be associated with the first event.
In some embodiments, the method also includes:
If not finding the first event in the media event database, the first event is added described new
Hear event database.
In some embodiments, it is described search the first event in preset media event database before, further includes:
Event database is obtained, the event database includes multiple events, and it is mutual at least partly to have related event
Association；
Obtain at least one second news；
It determines the corresponding event of each second news, second news is added in event database, and and its
Corresponding event correlation obtains media event database.
Second aspect, the embodiment of the present disclosure provide a kind of device of news retrieval comprising:
First event determining module, for determining first event；
Searching module, for searching the first event, the media event number in preset media event database
Include multiple news, multiple events according to library, each news and at least one its corresponding to event correlation, at least partly have and close
The event of system is interrelated；
Recommend news determining module, when for having first event in the media event database, determining and recommending news,
The recommendation news include: with the associated news of first event, and/or, be associated with second event associated with first event
News.
In some embodiments, described device further include:
Pushing module, for pushing the recommendation news.
In some embodiments, the first event determining module includes:
First news acquiring unit, for obtaining the first news of user's browsing；
First event determination unit, for determining that the corresponding event of first news is the first event.
In some embodiments, described device further include:
Module is added in first news, for there is first event in the media event database and without the first news
When, the media event database is added in first news, and be associated with the first event.
In some embodiments, described device further include:
Module is added in first event, when in the media event database without first event, by first thing
The media event database is added in part.
In some embodiments, described device further includes Database module comprising:
Database acquiring unit, for obtaining event database, the event database includes multiple events, at least partly
It is interrelated to have related event；
Second news acquiring unit, for obtaining at least one second news；
Second news adding unit adds second news for determining the corresponding event of each second news
In incoming event database, and corresponding event correlation, obtain media event database.
The third aspect, the embodiment of the present disclosure provide a kind of electronic equipment comprising:
One or more processors；
Storage device is stored thereon with one or more programs, when one or more of programs are by one or more
A processor executes, so that the method that one or more of processors realize any one of the above news retrieval.
Fourth aspect, the embodiment of the present disclosure provide a kind of computer-readable medium, are stored thereon with computer program, described
The method of any one of the above news retrieval is realized when program is executed by processor.
In the method for the embodiment of the present disclosure, by incidence relation (the media event data for pre-establishing event and news
Library), find to the direct or indirect relevant recommendation news of first event, the degree of correlation of these news and first event is very high,
Therefore compared in such a way that news is recommended in the lookups such as keyword, the accuracy of the method for the embodiment of the present disclosure is higher, can be explained
Property is strong.
Further, as long as the method for the embodiment of the present disclosure (is such as known according to event and preset media event database
Know map) it can be realized, the behavior without collecting user is not related to the legal issues such as privacy, and it is easy to accomplish, to new use
Family is also suitable and (" cold start-up " can be realized).
Detailed description of the invention
Attached drawing is used to provide to further understand the embodiment of the present disclosure, and constitutes part of specification, with this public affairs
The embodiment opened is used to explain the disclosure together, does not constitute the limitation to the disclosure.
Detailed illustrative embodiment is described by reference to attached drawing, the above and other feature and advantage are to art technology
Personnel will become apparent, in the accompanying drawings:
Fig. 1 is a kind of flow chart of the method for news retrieval that the embodiment of the present disclosure provides；
Fig. 2 is the flow chart of the method for another news retrieval that the embodiment of the present disclosure provides；
Fig. 3 is the structural schematic diagram of the media event database in the method for the news retrieval that the embodiment of the present disclosure provides；
Fig. 4 is the structural schematic diagram of the event database in the method for the news retrieval that the embodiment of the present disclosure provides；
Fig. 5 is a kind of composition block diagram of the device for news retrieval that the embodiment of the present disclosure provides；
Fig. 6 is the composition block diagram of the device for another news retrieval that the embodiment of the present disclosure provides.
Specific embodiment
To make those skilled in the art more fully understand the technical solution of the disclosure, the disclosure is mentioned with reference to the accompanying drawing
The method and apparatus of the news retrieval of confession, electronic equipment, computer-readable medium are described in detail.
Example embodiment will hereinafter be described more fully hereinafter with reference to the accompanying drawings, but the example embodiment can be with difference
Form come embody and should not be construed as being limited to the disclosure elaboration embodiment.Conversely, the purpose for providing these embodiments exists
It is thoroughly and complete in making the disclosure, and those skilled in the art will be made to fully understand the scope of the present disclosure.
As used in the disclosure, term "and/or" includes any and all groups of one or more associated listed entries
It closes.
Term used in the disclosure is only used for description specific embodiment, and is not intended to limit the disclosure.Such as disclosure institute
It uses, "one" is also intended to "the" including plural form singular, unless in addition context is expressly noted that.
When in the disclosure use term " includes " and/or " by ... be made " when, specify there are the feature, entirety, steps
Suddenly, operation, element and/or component, but do not preclude the presence or addition of one or more of the other feature, entirety, step, operation, member
Part, component and/or its group.
Embodiment described in the disclosure can be by the idealized schematic diagram of the disclosure and reference planes figure and/or sectional view are retouched
It states.It therefore, can be according to manufacturing technology and/or tolerance come modified example diagram.
Embodiment of the disclosure is not limited to embodiment shown in the drawings, but matches including what is formed based on manufacturing process
The modification set.Therefore, the area illustrated in attached drawing has schematic attribute, and the shape in area as shown in the figure instantiates the area of element
Concrete shape, but be not intended to restrictive.
Unless otherwise defined, the otherwise meaning and ability of all terms (including technical and scientific term) used in the disclosure
The normally understood meaning of domain those of ordinary skill is identical.It will also be understood that such as those those of limit term in common dictionary
It should be interpreted as having and its consistent meaning of meaning under the background of the relevant technologies and the disclosure, and will be not interpreted as
With idealization or excessively formal meaning, so limited unless the disclosure is clear.
Technical term explanation
In the embodiments of the present disclosure, unless otherwise specified, then following technical term should be according to understanding explained below:
Entity also referred to as " concept " refers to presence or once existing actual contents body or abstract definition, such as event, newly
Hear etc..
Knowledge mapping is the database of the relationship and entity attributes between indicating different entities.In knowledge mapping,
Using entity as node；Between entity and entity and between the value (attribute-value, key-value) of attribute that entity is corresponding
It is connected by side, to constitute structuring, network-like database.
News, refer to by media releasing record, propagate information article.
Event refers to occurring in reality, more great specific " thing ", such as: certain Meeting Held, certain sport
Match progress, certain movie show, someone reach somewhere etc..
The corresponding event of news refers to the content of news in relation to the event, and news is report or is related in other words
The event.
Have related event, refers to that multiple and different events has certain correlation, such as: pair that event is related to
As (a such as people, one tissue) is identical, the time (such as one day, one month) that event occurs is identical, the ground that event occurs
Point (such as a city, a country) is identical, and event belongs to a series of (multiple in such as one serial meeting held regularly
Meeting etc.), event has cause and effect or ordinal relation, and (a such as event is that natural calamity occurs for somewhere, and another event is for this
The disaster relief operations etc. of natural calamity expansion).
Fig. 1 is a kind of flow chart of the method for news retrieval of the embodiment of the present disclosure.
In a first aspect, referring to Fig.1, the embodiment of the present disclosure provides a kind of method of news retrieval comprising:
S101, first event is determined.
It is determined as the event on the basis of news retrieval, i.e. first event, such as obtains the event of user's input as the
One event.
Specifically, first event can also pay close attention to the event of (interested in other words) for user, and determine the thing of user's concern
The concrete mode of part is various: for example, can be current according to user or the retrieval of the webpage, progress that once browse, commenting of delivering
By etc. determine the first event.
Certainly, if it is a large amount of behaviors by collecting user, and the first event of user's concern is determined therefrom that, and can
Capable.
S102, first event is searched in preset media event database.Wherein, media event database includes multiple
News, multiple events, each news and at least one its corresponding to event correlation, it is mutual at least partly to have related event
Association.
In pre-existing media event database, the above first event is searched.
It include multiple and different events, relationship of part of event between in media event database referring to Fig. 3
And interrelated (i.e. event has determining correlation in data, such as the corresponding ID of two events constitutes mapping relations), it can
The event of being mutually related includes: that event referent (a such as people, a tissue) is identical, and the time that event occurs is (such as
One day, one month etc.) it is identical, locale (such as a city, a country) is identical, and event belongs to a series of
(the multiple meeting in such as one serial meeting held regularly), event has cause and effect or ordinal relation, and (such as an event is
Natural calamity occurs for somewhere, and another event is the disaster relief operations etc. being unfolded for the natural calamity).
Further include multiple and different news in media event database meanwhile referring to Fig. 3, and each news must with it is new
The one or more events heard in event database are corresponding, and with corresponding event correlation.
Certainly, if news (news d) in such as Fig. 3 corresponding multiple events simultaneously, can simultaneously with multiple events
Association；Correspondingly, if having multiple news (the corresponding same event of news a, news b) in such as Fig. 3, they can all with a thing
Part association.
Specifically, media event database can be considered a knowledge mapping, wherein using event as entity, each event entity phase
Mutual correlation；And news can be used as entity and event entity is interrelated, also can be used as the attribute of event and interrelated with event.
No matter in short, the concrete form of media event database, as long as including event and news and thing
The incidence relation of part, news.
If S103, finding first event in media event database, it is determined that recommend news.Wherein, recommend news package
Include: with the associated news of first event, and/or, with the associated news of second event associated with first event.
If first event is already present in media event database, searched and the first thing in media event database
The related news of part is as recommendation news.Specifically, recommending news may include two classes:
The first kind can be used as recommendation news with the news of the associated news of first event, i.e., directly corresponding first event.Example
Such as, referring to Fig. 3, if event A is first event, news a, news b can be used as recommendation news.
Second class, with the associated news of second event associated with first event, i.e. first event is and one or more
A second event is associated, and news corresponding with these second events also can be used as recommendation news.For example, referring to Fig. 3, if
Event A is first event, then event B, event C are second event, therefore news c associated with event B, event C, news d are equal
It can be used as recommendation news.
Certainly, above that only recommendation news is illustratively illustrated, rather than the restriction to news is recommended, for example, may be used also
Using the event by more levels and first event indirect correlation as third event, the 4th event etc., and will be with these events
Associated news is also as recommendation news.
In the method for the embodiment of the present disclosure, by incidence relation (the media event data for pre-establishing event and news
Library), find to the direct or indirect relevant recommendation news of first event, the degree of correlation of these news and first event is very high,
Therefore compared in such a way that news is recommended in the lookups such as keyword, the accuracy of the method for the embodiment of the present disclosure is higher, can be explained
Property is strong.
Further, as long as the method for the embodiment of the present disclosure (is such as known according to event and preset media event database
Know map) it can be realized, the behavior without collecting user is not related to the legal issues such as privacy, and it is easy to accomplish, to new use
Family is also suitable and (" cold start-up " can be realized).
In some embodiments, referring to Fig. 2, after determining recommendation news (S103 step), further includes:
News is recommended in S104, push.
After determining to recommend news, also these can be recommended news push to user, for user's browsing.
Wherein, it is various for pushing the concrete mode of news: for example, can be in the webpage (News Network that such as user is browsing
Page) specific position (such as right side or downside) provide it is each recommend news title and link；For another example, related recommendation news can be popped up
Window；For another example, news can will be recommended to be sent to the mailbox of user, mobile terminal (such as mobile phone).
Certainly, the quantity of the recommendation news specifically pushed can be set as needed: for example, all news can will be recommended uniform
Secondary property push；Alternatively, a quantity also can be preset, recommendation news of the quantity etc. is only pushed；Alternatively, also can be preset
One quantity recommends news etc. according to the push of the quantity in batches.
Wherein, if first event is the event of user's concern, show that user is interested in the event, therefore user
Also there is higher probability pair news related with the event interested；Therefore, the news pushed by the above process more meets user
Demand, accuracy is higher.
In some embodiments, referring to Fig. 2, determine that first event (S101 step) includes:
S1011, the first news for obtaining user's browsing.
S1012, determine that the corresponding event of the first news is first event.
Obtain user browse (browsing or once browsing) news (the first news), and by Event Extraction from
Its corresponding event is extracted in first news, thus using the event as first event.
When user browses certain news, the event being usually related to the news is interested, therefore browses above by user
The first news determine first event, be often exactly user concern event, according to its carry out news retrieval (may include pushing away
Send) accuracy it is higher.
Certainly, first is determined if it is other modes such as the retrieval currently or once carried out by user, the comments delivered
Event and feasible.
In some embodiments, referring to Fig. 2, if finding first event in media event database, further includes:
If media event database is added not in media event database, by the first news in S105, the first news, and
It is associated with first event.
When the above first event in media event database and the first news not when, then first news can also be added
Enter media event database and be associated with first event, to improve the media event database.
Certainly, if can determine that the first news is also corresponding with existing events other in media event database, may be used also
By the first news and these event correlations.
In some embodiments, referring to Fig. 2, further includes:
If S106, not finding first event in media event database, media event data are added in first event
Library.
If first event in media event database, should be found according to it and recommend news.If but first event does not exist
In media event database, then shows that the first event is not included by media event database also, therefore the first event can be added
Enter in media event database, to improve media event database.
Certainly, if can determine that other existing events have relationship in first event and media event database, may be used also
By the first event and these event correlations.
It certainly, can be by first event, the first news together if first event is obtained by above first news
Media event database is added, and the two is associated with.
In some embodiments, referring to Fig. 2, before searching first event in preset media event database, further includes:
S1001, event database is obtained.Wherein, event database includes multiple events, at least partly has related thing
Part is interrelated.
S1002, at least one second news is obtained.
S1003, it determines the corresponding event of each second news, the second news is added in event database, and right with it
The event correlation answered obtains media event database.
Before using media event database, the media event database can be constructed in advance.Specifically, reference can be established first
The event database (such as knowledge mapping) of Fig. 4, the event database can by the technical treatments such as event extraction mass data (including
News and other webpages) and establish；Later, it obtains news to be added (the second news), and is determined by Event Extraction
The corresponding event of second news obtains so that event database is added in the second news and is associated with corresponding event referring to Fig. 3's
Media event database.
Of course it is to be understood that after obtaining media event database (including event and news), also it is sustainable thereto
Supplement newly generated event, news etc..
Fig. 5 is a kind of composition block diagram of the device of news retrieval of the embodiment of the present disclosure.
Second aspect, referring to Fig. 5, the embodiment of the present disclosure provides a kind of device of news retrieval comprising:
First event determining module, for determining first event；
Searching module, for searching first event in preset media event database, media event database includes
Multiple news, multiple events, each news and at least one its corresponding to event correlation, at least partly have related event
It is interrelated；
Recommend news determining module, when for having first event in media event database, determining and recommending news, recommend
News include: with the associated news of first event, and/or, with the associated news of second event associated with first event.
In some embodiments, referring to Fig. 6, device further include:
Pushing module recommends news for pushing.
In some embodiments, referring to Fig. 6, first event determining module includes:
First news acquiring unit, for obtaining the first news of user's browsing；
First event determination unit, for determining that the corresponding event of the first news is first event.
In some embodiments, referring to Fig. 6, device further include:
Module is added in first news, will when for having first event and no first news in media event database
Media event database is added in first news, and is associated with first event.
In some embodiments, referring to Fig. 6, device further include:
Module is added in first event, when in media event database without first event, first event is added new
Hear event database.
In some embodiments, referring to Fig. 6, device further includes Database module comprising:
Database acquiring unit, for obtaining event database, event database includes multiple events, is at least partly had
The event of relationship is interrelated；
Second news acquiring unit, for obtaining at least one second news；
For determining the corresponding event of each second news event number is added in second news by the second news adding unit
According in library, and corresponding event correlation, obtain media event database.
The third aspect, the embodiment of the present disclosure provide a kind of electronic equipment comprising:
One or more processors；
Storage device is stored thereon with one or more programs, when one or more programs are by one or more processors
It executes, so that the method that one or more processors realize any one of the above news retrieval.
Fourth aspect, the embodiment of the present disclosure provide a kind of computer-readable medium, are stored thereon with computer program, program
The method of any one of the above news retrieval is realized when being executed by processor.
It will appreciated by the skilled person that whole or certain steps, system, dress in method disclosed hereinabove
Functional module/unit in setting may be implemented as software, firmware, hardware and its combination appropriate.In hardware embodiment,
Division between the functional module/unit referred in the above description not necessarily corresponds to the division of physical assemblies；For example, one
Physical assemblies can have multiple functions or a function or step and can be executed by several physical assemblies cooperations.Certain objects
Reason component or all physical assemblies may be implemented as by processor, such as central processing unit, digital signal processor or micro process
The software that device executes, is perhaps implemented as hardware or is implemented as integrated circuit, such as specific integrated circuit.Such software
Can be distributed on a computer-readable medium, computer-readable medium may include computer storage medium (or non-transitory be situated between
Matter) and communication media (or fugitive medium).As known to a person of ordinary skill in the art, term computer storage medium includes
In any method or skill for storing information (such as computer readable instructions, data structure, program module or other data)
The volatile and non-volatile implemented in art, removable and nonremovable medium.Computer storage medium includes but is not limited to
RAM, ROM, EEPROM, flash memory or other memory technologies, CD-ROM, digital versatile disc (DVD) or other optical disc storages, magnetic
Box, tape, disk storage or other magnetic memory apparatus or it can be used for storing desired information and can be visited by computer
Any other medium asked.In addition, known to a person of ordinary skill in the art be, communication media generally comprises computer-readable
Other numbers in the modulated data signal of instruction, data structure, program module or such as carrier wave or other transmission mechanisms etc
According to, and may include any information delivery media.
Example embodiment has been disclosed in the disclosure, although and use concrete term, they are only used for simultaneously only answering
When being interpreted general remark meaning, and it is not used in the purpose of limitation.In some instances, aobvious to those skilled in the art
And be clear to, unless otherwise expressly stated, otherwise can be used alone the feature that description is combined with specific embodiment, characteristic
And/or element, or the feature, characteristic and/or element of description can be combined with other embodiments and be applied in combination.Therefore, this field
The skilled person will understand that can be carried out various in the case where not departing from the scope of the present disclosure illustrated by the attached claims
Change in form and details.
Claims (14)
1. a kind of method of news retrieval comprising:
Determine first event；
Search the first event in preset media event database, the media event database include multiple news,
Multiple events, each news and at least one its corresponding to event correlation, it is interrelated at least partly to have related event；
If finding the first event in the media event database, it is determined that recommend news, the recommendation news includes:
With the associated news of first event, and/or, with the associated news of second event associated with first event.
2. according to the method described in claim 1, wherein, it is described it is determining recommend news after, further includes:
Push the recommendation news.
3. according to the method described in claim 1, wherein, the determining first event includes:
Obtain the first news of user's browsing；
Determine that the corresponding event of first news is the first event.
4. according to the method described in claim 3, wherein, if finding the first event in the media event database,
Further include:
If the media event number is added not in the media event database, by first news in first news
It is associated with according to library, and with the first event.
5. according to the method described in claim 1, wherein, further includes:
If not finding the first event in the media event database, the news thing is added in the first event
Part database.
6. described to search first thing in preset media event database according to the method described in claim 1, wherein
Before part, further includes:
Event database is obtained, the event database includes multiple events, and it is interrelated at least partly to have related event；
Obtain at least one second news；
It determines the corresponding event of each second news, second news is added in event database, and corresponding
Event correlation, obtain media event database.
7. a kind of device of news retrieval comprising:
First event determining module, for determining first event；
Searching module, for searching the first event, the media event database in preset media event database
Including multiple news, multiple events, each news and at least one its corresponding to event correlation, at least partly have related
Event is interrelated；
Recommend news determining module, when for having first event in the media event database, determining and recommending news, it is described
Recommend news include: with the associated news of first event, and/or, it is associated new with second event associated with first event
It hears.
8. device according to claim 7, wherein further include:
Pushing module, for pushing the recommendation news.
9. device according to claim 7, wherein the first event determining module includes:
First news acquiring unit, for obtaining the first news of user's browsing；
First event determination unit, for determining that the corresponding event of first news is the first event.
10. device according to claim 9, wherein further include:
Module is added in first news, will when for having first event and no first news in the media event database
The media event database is added in first news, and is associated with the first event.
11. device according to claim 7, wherein further include:
Module is added in first event, and when in the media event database without first event, the first event is added
Enter the media event database.
12. device according to claim 7, wherein further include Database module comprising:
Database acquiring unit, for obtaining event database, the event database includes multiple events, is at least partly had
The event of relationship is interrelated；
Second news acquiring unit, for obtaining at least one second news；
For determining the corresponding event of each second news thing is added in second news by the second news adding unit
In part database, and corresponding event correlation, obtain media event database.
13. a kind of electronic equipment comprising:
One or more processors；
Storage device is stored thereon with one or more programs, when one or more of programs are by one or more of places
It manages device to execute, so that one or more of processors are realized according to claim 1 to news retrieval described in 6 any one
Method.
14. a kind of computer-readable medium is stored thereon with computer program, basis is realized when described program is executed by processor
The method of news retrieval described in claim 1 to 6 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910538213.2A CN110245243B (en) | 2019-06-20 | 2019-06-20 | News retrieval method and device, electronic equipment and computer readable medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910538213.2A CN110245243B (en) | 2019-06-20 | 2019-06-20 | News retrieval method and device, electronic equipment and computer readable medium |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110245243A true CN110245243A (en) | 2019-09-17 |
| CN110245243B CN110245243B (en) | 2022-02-01 |
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| CN110245243B (en) | 2022-02-01 |
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